Pith Number

pith:ZBO2LR2S

pith:2018:ZBO2LR2SMB7TLIDWEQI7M56JAX

not attested not anchored not stored refs pending

Analysis of the Yukawa gravitational potential in $f(R)$ gravity I: semiclassical periastron advance

Ivan de Martino, Mariafelicia De Laurentis, Ruth Lazkoz

arxiv:1801.08135 v2 · 2018-01-24 · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZBO2LR2SMB7TLIDWEQI7M56JAX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:14:08.809354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c85da5c752607f35a0762411f677c905cbeee3cd47caf0245499865b5463f798

Aliases

arxiv: 1801.08135 · arxiv_version: 1801.08135v2 · doi: 10.48550/arxiv.1801.08135 · pith_short_12: ZBO2LR2SMB7T · pith_short_16: ZBO2LR2SMB7TLIDW · pith_short_8: ZBO2LR2S

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZBO2LR2SMB7TLIDWEQI7M56JAX \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c85da5c752607f35a0762411f677c905cbeee3cd47caf0245499865b5463f798

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfbe4b8adcf1942c492f54a6b9d0c397a88b1a3c1129923f36762ec4a6ff1181",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-01-24T17:04:14Z",
    "title_canon_sha256": "00b2e5b9964fc86b6cccac46022e9fb6cbf912d1fd921885865df6b339a51989"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.08135",
    "kind": "arxiv",
    "version": 2
  }
}